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1. A tight-fitting headdress
    
2. A top (as for a bottle)
    
3. A mechanical or electrical explosive device or a small amount of explosive; can be used to initiate the reaction of a disrupting explosive
   - detonator, detonating device
    
4. Something serving as a cover or protection
    
5. A fruiting structure resembling an umbrella or a cone that forms the top of a stalked fleshy fungus such as a mushroom
   - pileus
    
6. A protective covering that is part of a plant
   - hood
    
7. An upper limit on what is allowed
   "they established a cap for prices"
   - ceiling, roof
    
8. (dentistry) dental appliance consisting of an artificial crown for a broken or decayed tooth
   - crown, crownwork, jacket, jacket crown
    
9. The upper part of a column that supports the entablature
   - capital, chapiter

1. Lie at the top of
   "Snow capped the mountains"
   - crest
    
2. Restrict the number or amount of
   "We had to cap the number of people we can accept into our club"

Derived forms: caps, capping, capped

Type of: circumscribe, confine, control, cover, covering, dental appliance, explosive device, headdress, headgear, lie, limit, natural covering, plant part, plant structure, protection, protective cover, protective covering, top

Part of: column, flora, fungus, pillar, plant, plant life

Encyclopedia: Cap